A magnitude ML 1.6 earthquake occured in region: 1 km S Vita (TP), on
and geographic coordinates (lat, lon) 37.8590, 12.8130 at 12 km depth.
The earthquake was located by: Bollettino Sismico Italiano INGV.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Vita | TP | 1 | 2056 | 2056 |
Salemi | TP | 5 | 10794 | 12850 |
Gibellina | TP | 7 | 4115 | 16965 |
Calatafimi-Segesta | TP | 8 | 6712 | 23677 |
Santa Ninfa | TP | 11 | 5043 | 28720 |
Partanna | TP | 17 | 10607 | 39327 |
Alcamo | TP | 19 | 45307 | 84634 |
Buseto Palizzolo | TP | 19 | 2957 | 87591 |
Castellammare del Golfo | TP | 20 | 15394 | 102985 |
Castelvetrano | TP | 20 | 31806 | 134791 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Bulletin Rev1000 |
ML 1.6 | 2020-09-25 11:56:02 |
37.8592 | 12.8127 | 12 | 2021-02-26 14:55:57 |
Bollettino Sismico Italiano INGV | 83550211 |
Reviewed Rev100 |
ML 1.6 | 2020-09-25 11:56:02 |
37.8543 | 12.818 | 14 | 2020-09-25 12:02:56 |
Sala Sismica INGV-Roma | 83238101 |
Field | Value |
---|---|
Time (UTC) | 2020-09-25 11:56:02 ± 0.1 |
Latitude | 37.8592 ± 0.0072 |
Longitude | 12.8127 ± 0.0046 |
Depth (km) | 12 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 1000 -> BULLETIN-INGV |
Event type | earthquake |
Origin ID | 83550211 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 636 |
Semi-minor axis of confidence ellipse (meter) | 536 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 354 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 640.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 103 |
Number of associated phases, regardless of their use for origin computation | 18 |
Number of defining phases | 18 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.21 |
Epicentral distance of station closest to the epicenter (degree) | 0.01889 |
Epicentral distance of station farthest from the epicenter (degree) | 0.22213 |
Number of stations at which the event was observed | 9 |
Number of stations from which data was used for origin computation | 9 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 6 |
Type of magnitude | ML |
Reference to an origin | 83550211 |
Agency | INGV |
Autore | Bollettino Sismico Italiano INGV |
Time of creation (UTC) | 2020-12-10 17:32:13 |
Field | Value |
---|---|
Value | 1.6 |
Uncertainty | 0.1 |
Num. used stations | 4 |
Type of magnitude | ML |
Reference to an origin | 83238101 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-09-25 12:02:56 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
IV.MARS.EHZ. | 2020-09-25T11:56:11.92 | 0.6 | undecidable | manual | S | 242 | 24.6531 | 95 | 0.54 | 43 |
IV.CRJA.HHZ. | 2020-09-25T11:56:10.04 | 0.6 | undecidable | manual | S | 111 | 17.9709 | 101 | 0.45 | 45 |
IV.MFNL.HHE. | 2020-09-25T11:56:08.14 | 0.6 | undecidable | manual | S | 128 | 12.2766 | 117 | 0 | 50 |
IV.MBFT.HHZ. | 2020-09-25T11:56:08.87 | 0.3 | undecidable | manual | S | 52 | 15.6732 | 106 | -0.12 | 72 |
X3.T1581.EHZ. | 2020-09-25T11:56:08.09 | 0.6 | undecidable | manual | S | 267 | 10.9779 | 123 | 0.24 | 47 |
X3.T1582.EHZ. | 2020-09-25T11:56:07.94 | 0.3 | undecidable | manual | S | 194 | 12.876 | 115 | -0.36 | 70 |
X3.T1573.HHZ. | 2020-09-25T11:56:07.73 | 0.6 | undecidable | manual | S | 88 | 10.2786 | 125 | 0.03 | 50 |
IV.MARS.EHZ. | 2020-09-25T11:56:07.59 | 0.1 | undecidable | manual | P | 242 | 24.6531 | 95 | 0.04 | 97 |
IV.MBFT.HHZ. | 2020-09-25T11:56:06.22 | 0.3 | undecidable | manual | P | 52 | 15.6732 | 106 | 0.05 | 74 |
X3.T1574.HHZ. | 2020-09-25T11:56:06.78 | 0.3 | undecidable | manual | S | 156 | 2.0979 | 168 | 0.3 | 71 |
IV.MTGR.HHZ. | 2020-09-25T11:56:06.73 | 0.6 | undecidable | manual | S | 309 | 5.994 | 146 | -0.17 | 49 |
IV.CRJA.HHZ. | 2020-09-25T11:56:06.45 | 0.1 | undecidable | manual | P | 111 | 17.9709 | 101 | -0.07 | 97 |
X3.T1573.HHZ. | 2020-09-25T11:56:05.44 | 0.1 | undecidable | manual | P | 88 | 10.2786 | 125 | 0.02 | 100 |
X3.T1581.EHZ. | 2020-09-25T11:56:05.26 | 0.3 | undecidable | manual | P | 267 | 10.9779 | 123 | -0.25 | 71 |
IV.MFNL.HHE. | 2020-09-25T11:56:05.59 | 0.1 | undecidable | manual | P | 128 | 12.2766 | 117 | -0.09 | 98 |
IV.MTGR.HHZ. | 2020-09-25T11:56:05.02 | 0.3 | undecidable | manual | P | 309 | 5.994 | 146 | 0.06 | 75 |
X3.T1582.EHZ. | 2020-09-25T11:56:05.43 | 0.1 | undecidable | manual | P | 194 | 12.876 | 115 | -0.34 | 93 |
X3.T1574.HHZ. | 2020-09-25T11:56:04.82 | 0.1 | undecidable | manual | P | 156 | 2.0979 | 168 | 0.1 | 99 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
X3.T1574.HNN. | ML:1.4 | 0.0003908957 | 0.1664 | AML | other | m | 2020-09-25T11:56:07.19 |
X3.T1574.HHN. | ML:1.4 | 0.00040794515 | 0.1792 | AML | other | m | 2020-09-25T11:56:07.12 |
X3.T1574.HHE. | ML:1.6 | 0.00068620105 | 0.256 | AML | other | m | 2020-09-25T11:56:07.84 |
X3.T1574.HNE. | ML:1.6 | 0.0006512614 | 0.1536 | AML | other | m | 2020-09-25T11:56:07.89 |
X3.T1582.EHE. | ML:1.8 | 0.00057613485 | 0.48 | AML | other | m | 2020-09-25T11:56:08.36 |
X3.T1582.EHN. | ML:1.6 | 0.00038801935 | 0.1984 | AML | other | m | 2020-09-25T11:56:10.55 |